/*
 * Copyright 2006-2008 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.martinimix.web.servlet.handler.bluemartini;

import com.bluemartini.dna.DNAList;

/**
 * Provides access to Blue Martini's form data.  Form data is the <code>DNAList</code>
 * in which Blue Martini stores request and session information.
 * 
 * @author Scott Rossillo
 *
 */
public interface BlueMartiniFormDataAccessor {

	/**
	 * Returns the current instance of form data.
	 * 
	 * @return a <code>DNAList</code> containing Blue Martini's form data
	 * if an instance can be located; <code>null</code> otherwise 
	 */
	public abstract DNAList getFormData();

}